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Digital image correlation analyses have applications in material property characterization, displacement measurement, and strain mapping. As such, DIC is becoming an increasingly popular tool when evaluating the thermo-mechanical behavior of electronic components and systems.
CTE measurements and glass transition temp... | Digital image correlation for electronics | Wikipedia | 872 | 55524455 | https://en.wikipedia.org/wiki/Digital%20image%20correlation%20for%20electronics | Physics | null | Materials, Matter | llm_classification |
Structural reliability is about applying reliability engineering theories to buildings and, more generally, structural analysis. Reliability is also used as a probabilistic measure of structural safety. The reliability of a structure is defined as the probability of complement of failure . The failure occurs when the t... | Structural reliability | Wikipedia | 350 | 60330183 | https://en.wikipedia.org/wiki/Structural%20reliability | Engineering | null | Structural engineering, Systems engineering, Reliability analysis, Reliability engineering, Construction, Civil engineering | llm_classification |
In condensed matter physics, the Gardner transition refers to a temperature induced transition in which the free energy basin of a disordered system divides into many marginally stable sub-basins. It is named after Elizabeth Gardner who first described it in 1985.
See also
Glass transition
References
Condensed matt... | Gardner transition | Wikipedia | 58 | 60330584 | https://en.wikipedia.org/wiki/Gardner%20transition | Physics, Chemistry, Materials_science, Engineering | null | Materials science stubs, Phases of matter, Materials science, Condensed matter physics, Condensed matter stubs, Matter | llm_classification |
Kerr–Schild perturbations are a special type of perturbation to a spacetime metric which only appear linearly in the Einstein field equations which describe general relativity. They were found by Roy Kerr and Alfred Schild in 1965.
Form
A generalised Kerr–Schild perturbation has the form , where is a scalar and is a... | Kerr–Schild perturbations | Wikipedia | 215 | 60336113 | https://en.wikipedia.org/wiki/Kerr%E2%80%93Schild%20perturbations | Physics | null | General relativity, Relativity stubs, Theory of relativity | llm_classification |
Coupled substitution is the geological process by which two elements simultaneous substitute into a crystal in order to maintain overall electrical neutrality and keep the charge constant. In forming a solid solution series, ionic size is more important than ionic charge, as this can be compensated for elsewhere in the... | Coupled substitution | Wikipedia | 651 | 60337965 | https://en.wikipedia.org/wiki/Coupled%20substitution | Physics, Chemistry, Materials_science, Engineering | null | Crystallography, Condensed matter physics, nan, Materials science | llm_classification |
In solid-state physics, the kagome metal or kagome magnet is a type of ferromagnetic quantum material. The atomic lattice in a kagome magnet has layered overlapping triangles and large hexagonal voids, akin to the kagome pattern in traditional Japanese basket-weaving. This geometry induces a flat electronic band str... | Kagome metal | Wikipedia | 541 | 56892858 | https://en.wikipedia.org/wiki/Kagome%20metal | Physics, Chemistry, Materials_science, Engineering | null | Applied and interdisciplinary physics, Phases of matter, Materials science, Condensed matter physics, nan, Matter | llm_classification |
Agglomerated food powder is a unit operation during which native particles are assembled to form bigger agglomerates, in which the original particle can still be distinguished. Agglomeration can be achieved through processes that use liquid as a binder (wet methods) or methods that do not involve any binder (dry method... | Agglomerated food powder | Wikipedia | 2,064 | 56897087 | https://en.wikipedia.org/wiki/Agglomerated%20food%20powder | Physics, Chemistry, Engineering | null | Chemical engineering, Materials, Powders, Environmental engineering, Particle technology, Matter | llm_classification |
Zero Liquid Discharge (ZLD) is a classification of water treatment processes intended to reduce wastewater efficiently and produce clean water that is suitable for reuse (e.g., irrigation). ZLD systems employ wastewater treatment technologies and desalination to purify and recycle virtually all wastewater received.
ZL... | Zero liquid discharge | Wikipedia | 485 | 39695061 | https://en.wikipedia.org/wiki/Zero%20liquid%20discharge | Chemistry, Engineering | null | Building engineering, Chemical engineering, Civil engineering, Environmental engineering, Architecture | llm_classification |
In mathematics, the Fabry gap theorem is a result about the analytic continuation of complex power series whose non-zero terms are of orders that have a certain "gap" between them. Such a power series is "badly behaved" in the sense that it cannot be extended to be an analytic function anywhere on the boundary of its d... | Fabry gap theorem | Wikipedia | 248 | 39697327 | https://en.wikipedia.org/wiki/Fabry%20gap%20theorem | Mathematics | null | Sequences and series, Theorems in mathematical analysis, Mathematical structures, Series (mathematics), Calculus, Theorems in complex analysis | llm_classification |
In mathematics, Turán's method provides lower bounds for exponential sums and complex power sums. The method has been applied to problems in equidistribution.
The method applies to sums of the form
where the b and z are complex numbers and ν runs over a range of integers. There are two main results, depending on t... | Turán's method | Wikipedia | 229 | 39697339 | https://en.wikipedia.org/wiki/Tur%C3%A1n%27s%20method | Mathematics | null | E (mathematical constant), Analytic number theory, Exponentials, Number theory | llm_classification |
"Normal shocks" are a fundamental type of shock wave. The waves, which are perpendicular to the flow, are called "normal" shocks. Normal shocks only happen when the flow is supersonic. At those speeds, no obstacle is identified before the speed of sound which makes the molecule return after sensing the obstacle. While ... | Thermodynamic relations across normal shocks | Wikipedia | 147 | 39698985 | https://en.wikipedia.org/wiki/Thermodynamic%20relations%20across%20normal%20shocks | Physics | null | Waves, Physical phenomena, Shock waves | llm_classification |
Eco-socialism (also known as green socialism, socialist ecology, ecological materialism, or revolutionary ecology) is an ideology merging aspects of socialism with that of green politics, ecology and alter-globalization or anti-globalization. Eco-socialists generally believe that the expansion of the capitalist system ... | Eco-socialism | Wikipedia | 14,651 | 39699737 | https://en.wikipedia.org/wiki/Eco-socialism | Environmental_science | null | Political ecology, Environmental social science | llm_classification |
NGC 7303 is a barred spiral galaxy around 170 million light-years from Earth in the constellation Pegasus. NGC 7303 was discovered by astronomer John Herschel on September 15, 1828.
See also
NGC 4036
NGC 1300
List of NGC objects (7001–7840)
References
External links
Astronomical objects discovered in 1828
Pegas... | NGC 7303 | Wikipedia | 80 | 53971080 | https://en.wikipedia.org/wiki/NGC%207303 | Astronomy | null | Pegasus (constellation), Constellations | llm_classification |
The salivary microbiome consists of the nonpathogenic, commensal bacteria present in the healthy human salivary glands. It differs from the oral microbiome which is located in the oral cavity. Oral microorganisms tend to adhere to teeth. The oral microbiome possesses its own characteristic microorganisms found there. ... | Salivary microbiome | Wikipedia | 1,005 | 53975791 | https://en.wikipedia.org/wiki/Salivary%20microbiome | Chemistry, Biology, Environmental_science | null | Microbiomes, Environmental microbiology, Microbiology, Microscopy | llm_classification |
In fluid dynamics, Beltrami flows are flows in which the vorticity vector and the velocity vector are parallel to each other. In other words, Beltrami flow is a flow in which the Lamb vector is zero. It is named after the Italian mathematician Eugenio Beltrami due to his derivation of the Beltrami vector field, while... | Beltrami flow | Wikipedia | 892 | 53977093 | https://en.wikipedia.org/wiki/Beltrami%20flow | Chemistry, Engineering | null | Piping, Chemical engineering, Fluid dynamics | llm_classification |
The following is a list of linear integrated circuits. Many were among the first analog integrated circuits commercially produced; some were groundbreaking innovations, and many are still being used.
See also
Linear integrated circuit
List of LM-series integrated circuits
4000-series integrated circuits
List of 4... | List of linear integrated circuits | Wikipedia | 79 | 50197442 | https://en.wikipedia.org/wiki/List%20of%20linear%20integrated%20circuits | Engineering | null | Electronic design, Electronic engineering, Design | llm_classification |
In topological graph theory, a 1-planar graph is a graph that can be drawn in the Euclidean plane in such a way that each edge has at most one crossing point, where it crosses a single additional edge. If a 1-planar graph, one of the most natural generalizations of planar graphs, is drawn that way, the drawing is calle... | 1-planar graph | Wikipedia | 2,247 | 38249632 | https://en.wikipedia.org/wiki/1-planar%20graph | Mathematics | null | Planar graphs, Computational problems, Planes (geometry), Mathematical problems, NP-complete problems | llm_classification |
In continuum mechanics, the strain-rate tensor or rate-of-strain tensor is a physical quantity that describes the rate of change of the strain (i.e., the relative deformation) of a material in the neighborhood of a certain point, at a certain moment of time. It can be defined as the derivative of the strain tensor with... | Strain-rate tensor | Wikipedia | 1,414 | 38251251 | https://en.wikipedia.org/wiki/Strain-rate%20tensor | Physics, Mathematics, Engineering | null | Tensors, Physical quantities, Continuum mechanics, Quantity, Tensor physical quantities, Classical mechanics | llm_classification |
According to EN 13523-0, a prepainted metal (or coil coated metal) is a ‘metal on which a coating material (e.g. paint, film…) has been applied by coil coating’. When applied onto the metallic substrate, the coating material (in liquid, in paste or powder form) forms a film possessing protective, decorative and/or othe... | Prepainted metal | Wikipedia | 1,699 | 38254005 | https://en.wikipedia.org/wiki/Prepainted%20metal | Chemistry, Materials_science, Engineering | null | Metallurgy, Coatings, Materials science, nan | llm_classification |
This is a glossary of commutative algebra.
See also list of algebraic geometry topics, glossary of classical algebraic geometry, glossary of algebraic geometry, glossary of ring theory and glossary of module theory.
In this article, all rings are assumed to be commutative with identity 1.
!$@
A
B
C
D
E
F
G
H... | Glossary of commutative algebra | Wikipedia | 113 | 38256214 | https://en.wikipedia.org/wiki/Glossary%20of%20commutative%20algebra | Mathematics | null | Fields of abstract algebra, Commutative algebra | llm_classification |
In geometry, the tetrahexagonal tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol r{6,4}.
Constructions
There are for uniform constructions of this tiling, three of them as constructed by mirror removal from the [6,4] kaleidoscope. Removing the last mirror, [6,4,1+], gives [6,6], (*662). Remo... | Tetrahexagonal tiling | Wikipedia | 377 | 38257383 | https://en.wikipedia.org/wiki/Tetrahexagonal%20tiling | Physics | null | Isotoxal tilings, Isogonal tilings, Tessellation, Hyperbolic tilings, Uniform tilings, Symmetry | llm_classification |
In geometry, the snub tetrahexagonal tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol of sr{6,4}.
Images
Drawn in chiral pairs, with edges missing between black triangles:
Related polyhedra and tiling
The snub tetrahexagonal tiling is fifth in a series of snub polyhedra and tilings with v... | Snub tetrahexagonal tiling | Wikipedia | 224 | 38257752 | https://en.wikipedia.org/wiki/Snub%20tetrahexagonal%20tiling | Physics, Chemistry | null | Snub tilings, Isogonal tilings, Tessellation, Chirality, Hyperbolic tilings, Uniform tilings, Chiral figures, Symmetry | llm_classification |
The Wells curve (or Wells evaporation falling curve of droplets) is a diagram, developed by W. F. Wells in 1934, which describes what is expected to happen to small droplets once they have been exhaled into air.
Coughing, sneezing, and other violent exhalations produce high numbers of respiratory droplets derived from ... | Wells curve | Wikipedia | 1,301 | 38258455 | https://en.wikipedia.org/wiki/Wells%20curve | Physics, Environmental_science | null | Epidemiology, Applied and interdisciplinary physics, Environmental social science, Medical physics | llm_classification |
A bridged nucleic acid (BNA) is a modified RNA nucleotide. They are sometimes also referred to as constrained or inaccessible RNA molecules. BNA monomers can contain a five-membered, six-membered or even a seven-membered bridged structure with a "fixed" C3'-endo sugar puckering. The bridge is synthetically incorporated... | Bridged nucleic acid | Wikipedia | 1,246 | 38260038 | https://en.wikipedia.org/wiki/Bridged%20nucleic%20acid | Chemistry, Biology | null | Biochemistry, Molecular biology | llm_classification |
The Korea Carbon Capture & Sequestration R&D Center (KCRC) is an institution in Daejeon, South Korea, specialized in Carbon Capture & Sequestration (CCS) R&D. The Korean government has selected CCS technology as part of core technologies for green growth, and has established the National Comprehensive Plan for CCS to c... | Korea Carbon Capture & Sequestration R&D Center | Wikipedia | 587 | 38260400 | https://en.wikipedia.org/wiki/Korea%20Carbon%20Capture%20%26%20Sequestration%20R%26D%20Center | Engineering | null | Geoengineering, Carbon capture and storage | llm_classification |
The mobility analogy, also called admittance analogy or Firestone analogy, is a method of representing a mechanical system by an analogous electrical system. The advantage of doing this is that there is a large body of theory and analysis techniques concerning complex electrical systems, especially in the field of fil... | Mobility analogy | Wikipedia | 3,180 | 43887987 | https://en.wikipedia.org/wiki/Mobility%20analogy | Engineering | null | Electronic design, Electronic engineering, Electromechanical engineering, Mechanical engineering by discipline, Electrical engineering, Design | llm_classification |
The Lambda2 method, or Lambda2 vortex criterion, is a vortex core line detection algorithm that can adequately identify vortices from a three-dimensional fluid velocity field. The Lambda2 method is Galilean invariant, which means it produces the same results when a uniform velocity field is added to the existing veloci... | Lambda2 method | Wikipedia | 458 | 43900962 | https://en.wikipedia.org/wiki/Lambda2%20method | Physics, Chemistry, Mathematics | null | Vortices, Computational fluid dynamics, Computational physics, Dynamical systems, Fluid dynamics | llm_classification |
{{DISPLAYTITLE:Flutemetamol (18F)}}
Flutemetamol (18F) (trade name Vizamyl, by GE Healthcare) is a PET scanning radiopharmaceutical containing the radionuclide fluorine-18, used as a diagnostic tool for Alzheimer's disease.
Adverse effects
Adverse effects of flutemetamol include headache, nausea, dizziness, flushing ... | Flutemetamol (18F) | Wikipedia | 574 | 43901815 | https://en.wikipedia.org/wiki/Flutemetamol%20%2818F%29 | Chemistry | null | Chemicals in medicine, Radiopharmaceuticals, Medicinal radiochemistry | llm_classification |
DN factor, also called DN Value, is a number that is used to determine the correct base oil viscosity for the lubrication of various types of bearings.
It can also be used to determine if a bearing is the correct choice for use in a given application. It is a product of bearing diameter (D) and speed (N).
D = diamet... | DN factor | Wikipedia | 616 | 58856910 | https://en.wikipedia.org/wiki/DN%20factor | Physics, Chemistry, Materials_science, Mathematics, Engineering | null | Tribology, Physical quantities, Quantity, Materials science, Surface science, Measurement, Size, Mechanical engineering | llm_classification |
A Turbo mixer, also known as a high speed mixer or a tank mixer, is a type of industrial mixer that uses PVC for mixing raw materials to form a free-flowing powder blend.
Design
It includes a cylindrical tank with a mixing tool assembled on the bottom that typically operates at a peripheral speed of between 20 and 5... | Turbomixer | Wikipedia | 356 | 51112803 | https://en.wikipedia.org/wiki/Turbomixer | Engineering | null | Industrial machinery | llm_classification |
The Knudsen paradox has been observed in experiments of channel flow with varying channel width or equivalently different pressures. If the normalized mass flux through the channel is plotted over the Knudsen number based on the channel width a distinct minimum is observed around . This is a paradoxical behaviour becau... | Knudsen paradox | Wikipedia | 184 | 51114484 | https://en.wikipedia.org/wiki/Knudsen%20paradox | Physics, Chemistry, Engineering | null | Statistical mechanics stubs, Transport phenomena, Physical phenomena, Chemical engineering, Piping, Statistical mechanics, Fluid dynamics stubs, Fluid dynamics | llm_classification |
Anthropometry is defined as the scientific study of the human body measurements and proportions. These studies are generally used by clinicians and pathologists for adequate assessments of the growth and development of the fetus at any specific point of gestational maturity. Fetal height, fetal weight, head circumferen... | Anthropometric measurement of the developing fetus | Wikipedia | 2,366 | 51115674 | https://en.wikipedia.org/wiki/Anthropometric%20measurement%20of%20the%20developing%20fetus | Biology | null | Human biology | llm_classification |
Samyung ENC is a South Korean manufacturer of marine communication and navigation systems. The company is publicly listed and traded on the KOSDAQ.
Market share
Samyung ENC is a leading company in a highly fragmented marine electronics industry that includes Raymarine, Humminbird, Lowrance, Simrad, B&G, Magellan, Murp... | Samyung ENC | Wikipedia | 162 | 51118020 | https://en.wikipedia.org/wiki/Samyung%20ENC | Engineering | null | Marine electronics, Marine engineering | llm_classification |
Indulin AA-86 is the trade name (held by Ingevity) for a proprietary formula used for an asphalt emulsifying agent. As such, it does not have a given CAS number. Its composition is only provided subject to a nondisclosure agreement. The company reports that it is a fatty amine derivative, an amber viscous liquid, pH ... | Indulin AA-86 | Wikipedia | 874 | 52622085 | https://en.wikipedia.org/wiki/Indulin%20AA-86 | Physics, Chemistry | null | Amorphous solids, Asphalt, Unsolved problems in physics, Chemical mixtures | llm_classification |
4-Hydroxyestradiol (4-OHE2), also known as estra-1,3,5(10)-triene-3,4,17β-triol, is an endogenous, naturally occurring catechol estrogen and a minor metabolite of estradiol. It is estrogenic, similarly to many other hydroxylated estrogen metabolites such as 2-hydroxyestradiol, 16α-hydroxyestrone, estriol (16α-hydroxyes... | 4-Hydroxyestradiol | Wikipedia | 190 | 52624232 | https://en.wikipedia.org/wiki/4-Hydroxyestradiol | Chemistry, Biology | null | Biochemistry stubs, Biotechnology stubs, Biochemistry | llm_classification |
The E series is a system of preferred numbers (also called preferred values) derived for use in electronic components. It consists of the E3, E6, E12, E24, E48, E96 and E192 series, where the number after the 'E' designates the quantity of logarithmic value "steps" per decade. Although it is theoretically possible to p... | E series of preferred numbers | Wikipedia | 5,299 | 52626244 | https://en.wikipedia.org/wiki/E%20series%20of%20preferred%20numbers | Physics, Mathematics, Technology, Engineering | null | Industrial design, Electrical components, Design engineering, Physical quantities, Quantity, Mathematical objects, Logarithmic scales of measurement, Arithmetic, Electrical engineering, Design, Numbers, Components | llm_classification |
In general relativity, Synge's world function is a smooth locally defined function of pairs of points in a smooth spacetime with smooth Lorentzian metric . Let be two points in spacetime, and suppose belongs to a convex normal neighborhood of (referred to the Levi-Civita connection associated to ) so that there ex... | Synge's world function | Wikipedia | 438 | 34265726 | https://en.wikipedia.org/wiki/Synge%27s%20world%20function | Physics | null | General relativity, Relativity stubs, Theory of relativity | llm_classification |
In the theory of causal structure on Lorentzian manifolds, Geroch's theorem or Geroch's splitting theorem (first proved by Robert Geroch) gives a topological characterization of globally hyperbolic spacetimes.
The theorem
A Cauchy surface can possess corners, and thereby need not be a differentiable submanifold of the... | Geroch's splitting theorem | Wikipedia | 396 | 34265825 | https://en.wikipedia.org/wiki/Geroch%27s%20splitting%20theorem | Physics, Mathematics | null | Mathematical theorems, Equations of physics, Theorems in general relativity, Theorems in mathematical physics, Relativity stubs, Theory of relativity, Mathematical problems, Physics theorems | llm_classification |
MC21-B is an antibiotic isolated from the O-BC30T strain of a marine bacterium, Pseudoalteromonas phenolica. MC21-B is cytotoxic to human leukaemia cells and human normal dermal fibroblasts.
See also
MC21-A
References
Antibiotics
Biphenyls
Dicarboxylic acids
Benzoic acids
Bromoarenes
Halogen-containing natural prod... | MC21-B | Wikipedia | 91 | 34270640 | https://en.wikipedia.org/wiki/MC21-B | Biology | null | Antibiotics, Biocides, Biotechnology products | llm_classification |
The Cheng cycle is a thermodynamic cycle which uses a combination of two working fluids, one gas and one steam. It can therefore be considered a combination of the Brayton cycle and the Rankine cycle. It was named for Dr. Dah Yu Cheng.
The company founded by Dr. Cheng has developed systems in partnership with both GM... | Cheng cycle | Wikipedia | 255 | 36842000 | https://en.wikipedia.org/wiki/Cheng%20cycle | Physics, Chemistry, Engineering | null | Thermodynamics stubs, Energy engineering, Thermodynamics, Power engineering, Electrical engineering, Physical chemistry stubs | llm_classification |
The Antiproton Accumulator (AA) was an infrastructure connected to the Proton–Antiproton Collider (SpS) – a modification of the Super Proton Synchrotron (SPS) – at CERN. The AA was built in 1979 and 1980, for the production and accumulation of antiprotons. In the SpS the antiprotons were made to collide with protons, a... | Antiproton Accumulator | Wikipedia | 973 | 36842201 | https://en.wikipedia.org/wiki/Antiproton%20Accumulator | Physics | null | Accelerator physics, Applied and interdisciplinary physics, Experimental physics | llm_classification |
In mathematics, the Brauer–Wall group or super Brauer group or graded Brauer group for a field F is a group BW(F) classifying finite-dimensional graded central division algebras over the field. It was first defined by as a generalization of the Brauer group.
The Brauer group of a field F is the set of the similarity... | Brauer–Wall group | Wikipedia | 565 | 36842500 | https://en.wikipedia.org/wiki/Brauer%E2%80%93Wall%20group | Physics, Mathematics | null | Symmetry, Super linear algebra, Quadratic forms, Supersymmetry, Number theory | llm_classification |
The algebraic stress model arises in computational fluid dynamics. Two main approaches can be undertaken. In the first, the transport of the turbulent stresses is assumed proportional to the turbulent kinetic energy; while in the second, convective and diffusive effects are assumed to be negligible. Algebraic stress mo... | Explicit algebraic stress model | Wikipedia | 1,225 | 41033059 | https://en.wikipedia.org/wiki/Explicit%20algebraic%20stress%20model | Physics, Chemistry, Mathematics, Engineering | null | Functions and mappings, Functional analysis, Computational fluid dynamics, Applied mathematics, Mathematical objects, Computational mathematics, Fluid mechanics, Computational physics, Civil engineering, Mathematical relations, Numerical analysis, Approximations, Fluid dynamics | llm_classification |
PISO algorithm (Pressure-Implicit with Splitting of Operators) was proposed by Issa in 1986 without iterations and with large time steps and a lesser computing effort. It is an extension of the SIMPLE algorithm used in computational fluid dynamics to solve the Navier-Stokes equations. PISO is a pressure-velocity calcul... | PISO algorithm | Wikipedia | 734 | 41034291 | https://en.wikipedia.org/wiki/PISO%20algorithm | Physics, Chemistry | null | Computational fluid dynamics, Fluid dynamics, Computational physics | llm_classification |
1E1740.7-2942, or the Great Annihilator, is a Milky Way microquasar, located near the Galactic Center on the sky. It likely consists of a black hole and a companion star. It is one of the brightest X-ray sources in the region around the Galactic Center.
The object was first detected in soft X-rays by the Einstein Obse... | Great Annihilator | Wikipedia | 344 | 41036105 | https://en.wikipedia.org/wiki/Great%20Annihilator | Physics, Astronomy | null | Black holes, Stellar black holes, Unsolved problems in physics, Constellations, Ophiuchus | llm_classification |
High definition fiber tracking (HDFT) is a tractography technique where data from MRI scanners is processed through computer algorithms to reveal the detailed wiring of the brain and to pinpoint fiber tracts. Each tract contains millions of neuronal connections. HDFT is based on data acquired from diffusion spectrum im... | High-definition fiber tracking | Wikipedia | 607 | 41038479 | https://en.wikipedia.org/wiki/High-definition%20fiber%20tracking | Chemistry | null | Nuclear magnetic resonance, Magnetic resonance imaging | llm_classification |
In category theory, a branch of mathematics, a spherical category is a pivotal category (a monoidal category with traces) in which left and right traces coincide.
Spherical fusion categories give rise to a family of three-dimensional topological state sum models (a particular formulation of a topological quantum field ... | Spherical category | Wikipedia | 89 | 41038739 | https://en.wikipedia.org/wiki/Spherical%20category | Mathematics | null | Functions and mappings, Mathematical structures, Category theory stubs, Mathematical objects, Fields of abstract algebra, Mathematical relations, Category theory | llm_classification |
Ross Howard Street (born 29 September 1945, Sydney) is an Australian mathematician specialising in category theory.
Biography
Street completed his undergraduate and postgraduate study at the University of Sydney, where his dissertation advisor was Max Kelly. He is an emeritus professor of mathematics at Macquarie Univ... | Ross Street | Wikipedia | 150 | 41038878 | https://en.wikipedia.org/wiki/Ross%20Street | Mathematics | null | Category theorists, Mathematical structures, Category theory | llm_classification |
Fiber functors in category theory, topology and algebraic geometry refer to several loosely related functors that generalise the functors taking a covering space to the fiber over a point .
Definition
A fiber functor (or fibre functor) is a loose concept which has multiple definitions depending on the formalism con... | Fiber functor | Wikipedia | 555 | 41040671 | https://en.wikipedia.org/wiki/Fiber%20functor | Mathematics | null | Functions and mappings, Mathematical structures, Monoidal categories, Mathematical objects, Fields of abstract algebra, Category theory, Mathematical relations | llm_classification |
The upwind differencing scheme is a method used in numerical methods in computational fluid dynamics for convection–diffusion problems. This scheme is specific for Peclet number greater than 2 or less than −2
Description
By taking into account the direction of the flow, the upwind differencing scheme overcomes that in... | Upwind differencing scheme for convection | Wikipedia | 667 | 41040854 | https://en.wikipedia.org/wiki/Upwind%20differencing%20scheme%20for%20convection | Physics, Chemistry | null | Computational fluid dynamics, Fluid dynamics, Computational physics | llm_classification |
Buoyancy force is the defined as the force exerted on the body or an object when inserted in a fluid. Buoyancy force is based on the basic principle of pressure variation with depth, since pressure increases with depth. Hence buoyancy force arises as pressure on the bottom surface of the immersed object is greater than... | Calculation of buoyancy flows and flows inside buildings | Wikipedia | 855 | 41042161 | https://en.wikipedia.org/wiki/Calculation%20of%20buoyancy%20flows%20and%20flows%20inside%20buildings | Physics, Chemistry | null | Computational fluid dynamics, Fluid dynamics, Computational physics | llm_classification |
Monin–Obukhov (M–O) similarity theory describes the non-dimensionalized mean flow and mean temperature in the surface layer under non-neutral conditions as a function of the dimensionless height parameter, named after Russian scientists A. S. Monin and A. M. Obukhov. Similarity theory is an empirical method that descri... | Monin–Obukhov similarity theory | Wikipedia | 1,356 | 42477276 | https://en.wikipedia.org/wiki/Monin%E2%80%93Obukhov%20similarity%20theory | Engineering | null | Dimensional analysis, Mechanical engineering | llm_classification |
Solid sorbents for carbon capture include a diverse range of porous, solid-phase materials, including mesoporous silicas, zeolites, and metal-organic frameworks. These have the potential to function as more efficient alternatives to amine gas treating processes for selectively removing CO2 from large, stationary source... | Solid sorbents for carbon capture | Wikipedia | 1,903 | 42477554 | https://en.wikipedia.org/wiki/Solid%20sorbents%20for%20carbon%20capture | Engineering | null | Geoengineering, Carbon capture and storage | llm_classification |
In mathematics, Koszul duality, named after the French mathematician Jean-Louis Koszul, is any of various kinds of dualities found in representation theory of Lie algebras, abstract algebras (semisimple algebra) and topology (e.g., equivariant cohomology). The prototypical example of Koszul duality was introduced by Jo... | Koszul duality | Wikipedia | 1,245 | 42478011 | https://en.wikipedia.org/wiki/Koszul%20duality | Mathematics | null | Mathematical structures, Algebras, Algebraic structures, Duality theories, Geometry, Category theory | llm_classification |
In the geometry of the Euclidean plane, axiality is a measure of how much axial symmetry a shape has. It is defined as the ratio of areas of the largest axially symmetric subset of the shape to the whole shape. Equivalently it is the largest fraction of the area of the shape that can be covered by a mirror reflection o... | Axiality (geometry) | Wikipedia | 768 | 42478101 | https://en.wikipedia.org/wiki/Axiality%20%28geometry%29 | Physics, Mathematics | null | Planes (geometry), Euclidean plane geometry, Geometry, Symmetry | llm_classification |
Sparse matrix–vector multiplication (SpMV) of the form is a widely used computational kernel existing in many scientific applications. The input matrix is sparse. The input vector and the output vector are dense. In the case of a repeated operation involving the same input matrix but possibly changing numerical v... | Sparse matrix–vector multiplication | Wikipedia | 106 | 42478623 | https://en.wikipedia.org/wiki/Sparse%20matrix%E2%80%93vector%20multiplication | Mathematics | null | Mathematical objects, Combinatorics, Matrices (mathematics), Sparse matrices, Matrix stubs | llm_classification |
Evolution of metal ions in biological systems refers to the incorporation of metallic ions into living organisms and how it has changed over time. Metal ions have been associated with biological systems for billions of years, but only in the last century have scientists began to truly appreciate the scale of their infl... | Evolution of metal ions in biological systems | Wikipedia | 4,150 | 46219227 | https://en.wikipedia.org/wiki/Evolution%20of%20metal%20ions%20in%20biological%20systems | Chemistry, Biology | null | Biochemistry, Metals, Evolutionary biology, Bioinorganic chemistry | llm_classification |
Inside the Vainshtein radius
with Planck length and Planck mass
the gravitational field around a body of mass is the same in a theory where the graviton mass is zero and where it's very small because the helicity 0 degree of freedom becomes effective on distance scales .
See also
References
Quantum gravity
R... | Vainshtein radius | Wikipedia | 66 | 46222172 | https://en.wikipedia.org/wiki/Vainshtein%20radius | Physics | null | Quantum gravity, Unsolved problems in physics, Physics beyond the Standard Model | llm_classification |
Velocity interferometer system for any reflector (VISAR) is a time-resolved velocity measurement system that uses laser interferometry to measure the surface velocity of solids moving at high speeds. For solids experiencing high velocity impact or explosive conditions, VISAR plots the free-surface velocity against tim... | Velocity interferometer system for any reflector | Wikipedia | 557 | 46224462 | https://en.wikipedia.org/wiki/Velocity%20interferometer%20system%20for%20any%20reflector | Physics, Mathematics | null | Physical phenomena, Physical quantities, Quantity, Astrophysics, Size, Measurement, Doppler effects | llm_classification |
The Singular Universe and the Reality of Time: A Proposal in Natural Philosophy is a book about cosmology, philosophy of time, metaphysics and scientific naturalism by the American theoretical physicist Lee Smolin and the Brazilian philosopher Roberto Mangabeira Unger. The authors argue that the current crisis in cosmo... | The Singular Universe and the Reality of Time | Wikipedia | 290 | 47066174 | https://en.wikipedia.org/wiki/The%20Singular%20Universe%20and%20the%20Reality%20of%20Time | Physics | null | Spacetime, Philosophy of time, Physical quantities, Time | llm_classification |
Arun Kumar Basak FInstP CPhys (born October 17, 1941) is a Bangladeshi physicist. He is Professor Emeritus in the Department of Physics, University of Rajshahi.
Early life and education
Basak was born in Radhanagor of Pabna town, Bengal Presidency, British India to parents Haripada Basak and Usha Rani Basak. Basak ma... | Arun Kumar Basak | Wikipedia | 594 | 47069434 | https://en.wikipedia.org/wiki/Arun%20Kumar%20Basak | Physics | null | Nuclear physicists, Theoretical physics, Theoretical physicists, Nuclear physics | llm_classification |
{{DISPLAYTITLE:C16H16O8}}
The molecular formula C16H16O8 (molar mass: 336.29 g/mol, exact mass = 336.084517 u) may refer to:
4-Caffeoyl-1,5-quinide
Dactylifric acid
Molecular formulas | C16H16O8 | Wikipedia | 74 | 39710393 | https://en.wikipedia.org/wiki/C16H16O8 | Physics, Chemistry | null | Molecules, Set index articles on molecular formulas, Isomerism, Molecular formulas, Matter | llm_classification |
The SRM Engine Suite is an engineering software tool used for simulating fuels, combustion and exhaust gas emissions in internal combustion engine (IC engine) applications. It is used worldwide by leading IC engine development organisations and fuel companies. The software is developed, maintained and supported by CMCL... | SRM Engine Suite | Wikipedia | 624 | 38262597 | https://en.wikipedia.org/wiki/SRM%20Engine%20Suite | Physics, Chemistry, Mathematics, Technology, Engineering | null | Machines, Engines, Applied mathematics, Chemical engineering, Physical systems, Computational science, Combustion, Piping, Fluid dynamics | llm_classification |
The STAT3-Ser/Hes3 signaling axis is a specific type of intracellular signaling pathway that regulates several fundamental properties of cells.
Overview
Cells in tissues need to be able to sense and interpret changes in their environment. For example, cells must be able to detect when they are in physical contact wi... | Hes3 signaling axis | Wikipedia | 3,339 | 38262758 | https://en.wikipedia.org/wiki/Hes3%20signaling%20axis | Chemistry, Biology | null | Stem cell research, Signal transduction, Molecular neuroscience, Translational medicine, Tissue engineering, Molecular biology, Biochemistry, Neurochemistry | llm_classification |
Nanothermometry is a branch of physics and engineering exploring the use of non-invasive precise thermometers working at the nanoscale. These devices have high spatial resolution (below one micrometer), where conventional methods are ineffective.
Sensitivity of a nanothermometer
The sensitivity is a parameter that cha... | Nanothermometry | Wikipedia | 307 | 38262855 | https://en.wikipedia.org/wiki/Nanothermometry | Materials_science, Engineering | null | Nanotechnology, Materials science | llm_classification |
In geometry, the truncated tetrapentagonal tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol of t0,1,2{4,5} or tr{4,5}.
Symmetry
There are four small index subgroup constructed from [5,4] by mirror removal and alternation. In these images fundamental domains are alternately colored black and ... | Truncated tetrapentagonal tiling | Wikipedia | 277 | 38266312 | https://en.wikipedia.org/wiki/Truncated%20tetrapentagonal%20tiling | Physics | null | Truncated tilings, Isogonal tilings, Tessellation, Hyperbolic tilings, Uniform tilings, Symmetry | llm_classification |
In geometry, the tetrapentagonal tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol of t1{4,5} or r{4,5}.
Symmetry
A half symmetry [1+,4,5] = [5,5] construction exists, which can be seen as two colors of pentagons. This coloring can be called a rhombipentapentagonal tiling.
Dual tiling
The dua... | Tetrapentagonal tiling | Wikipedia | 259 | 38266320 | https://en.wikipedia.org/wiki/Tetrapentagonal%20tiling | Physics | null | Isotoxal tilings, Isogonal tilings, Tessellation, Hyperbolic tilings, Uniform tilings, Symmetry | llm_classification |
In geometry, the rhombitetrapentagonal tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol of t0,2{4,5}.
Dual tiling
The dual is called the deltoidal tetrapentagonal tiling with face configuration V.4.4.4.5.
Related polyhedra and tiling
References
John H. Conway, Heidi Burgiel, Chaim Goodman... | Rhombitetrapentagonal tiling | Wikipedia | 187 | 38266327 | https://en.wikipedia.org/wiki/Rhombitetrapentagonal%20tiling | Physics | null | Isogonal tilings, Tessellation, Hyperbolic tilings, Uniform tilings, Symmetry | llm_classification |
In geometry, the truncated order-4 pentagonal tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol of t0,1{5,4}.
Uniform colorings
A half symmetry [1+,4,5] = [5,5] coloring can be constructed with two colors of decagons. This coloring is called a truncated pentapentagonal tiling.
Symmetry
Ther... | Truncated order-4 pentagonal tiling | Wikipedia | 254 | 38266328 | https://en.wikipedia.org/wiki/Truncated%20order-4%20pentagonal%20tiling | Physics | null | Truncated tilings, Isogonal tilings, Tessellation, Hyperbolic tilings, Uniform tilings, Symmetry | llm_classification |
In geometry, the truncated order-5 square tiling is a uniform tiling of the hyperbolic plane. It has Schläfli symbol of t0,1{4,5}.
Related polyhedra and tiling
References
John H. Conway, Heidi Burgiel, Chaim Goodman-Strauss, The Symmetries of Things 2008, (Chapter 19, The Hyperbolic Archimedean Tessellations)
See ... | Truncated order-5 square tiling | Wikipedia | 164 | 38266339 | https://en.wikipedia.org/wiki/Truncated%20order-5%20square%20tiling | Physics | null | Truncated tilings, Isogonal tilings, Tessellation, Hyperbolic tilings, Uniform tilings, Symmetry | llm_classification |
In quantum mechanics, a quantum carpet
is a regular art-like pattern drawn by the wave function evolution or the probability density in the space of the Cartesian product of the quantum particle position coordinate and time or in spacetime resembling carpet art. It is the result of self-interference of the wave functio... | Quantum carpet | Wikipedia | 906 | 38268733 | https://en.wikipedia.org/wiki/Quantum%20carpet | Physics | null | Theoretical physics, Quantum mechanics, Quantum physics stubs | llm_classification |
Amurensine is an alkaloid found in Papaver species such as P. alpinum, P. pyrenaicum, P. suaveolens, and P. tatricum and P. nudicaule. It is a member of the isoquinoline group.
See also
C19H19NO4
References
Alkaloids found in Papaveraceae
Benzylisoquinoline alkaloids
Tropane alkaloids
Benzodioxoles
Heterocyclic c... | Amurensine | Wikipedia | 110 | 38269169 | https://en.wikipedia.org/wiki/Amurensine | Chemistry | null | Alkaloids by chemical classification, Tropane alkaloids | llm_classification |
A Crushing plant is one-stop crushing installation, which can be used for rock crushing, garbage crushing, building materials crushing and other similar operations. Crushing plants may be either fixed or mobile. A crushing plant has different stations (primary, secondary, tertiary, ...) where different crushing, select... | Crushing plant | Wikipedia | 448 | 38269892 | https://en.wikipedia.org/wiki/Crushing%20plant | Engineering | null | Mining equipment, Manufacturing, Mechanical engineering | llm_classification |
In mathematics, Favard's theorem, also called the Shohat–Favard theorem, states that a sequence of polynomials satisfying a suitable three-term recurrence relation is a sequence of orthogonal polynomials. The theorem was introduced in the theory of orthogonal polynomials by and , though essentially the same theore... | Favard's theorem | Wikipedia | 329 | 32659088 | https://en.wikipedia.org/wiki/Favard%27s%20theorem | Mathematics | null | Theorems in approximation theory, Theorems in mathematical analysis | llm_classification |
Plant strategies include mechanisms and responses plants use to reproduce, defend, survive, and compete on the landscape. The term “plant strategy” has existed in the literature since at least 1965, however multiple definitions exist. Strategies have been classified as adaptive strategies (through a change in the genot... | Plant strategies | Wikipedia | 2,043 | 48764998 | https://en.wikipedia.org/wiki/Plant%20strategies | Biology | null | Plants, Botany | llm_classification |
The notion of non-malleable codes was introduced in 2009 by Dziembowski, Pietrzak, and Wichs, for relaxing the notion of error-correction and error-detection. Informally, a code is non-malleable if the message contained in a modified code-word is either the original message, or a completely unrelated value. Non-malleab... | Non-malleable code | Wikipedia | 2,046 | 48768665 | https://en.wikipedia.org/wiki/Non-malleable%20code | Mathematics | null | Applied mathematics, Algorithms, Mathematical logic | llm_classification |
In mathematics, the Kadison–Singer problem, posed in 1959, was a problem in functional analysis about whether certain extensions of certain linear functionals on certain C*-algebras were unique. The uniqueness was proved in 2013.
The statement arose from work on the foundations of quantum mechanics done by Paul Dirac ... | Kadison–Singer problem | Wikipedia | 767 | 48769660 | https://en.wikipedia.org/wiki/Kadison%E2%80%93Singer%20problem | Physics, Mathematics | null | Mathematical problems, Theoretical physics, Quantum mechanics | llm_classification |
Noise-induced order is a mathematical phenomenon appearing in the Matsumoto-Tsuda model of the Belosov-Zhabotinski reaction.
In this model, adding noise to the system causes a transition from a "chaotic" behaviour to a more "ordered" behaviour; this article was a seminal paper in the area and generated a big number of... | Noise-induced order | Wikipedia | 376 | 60342612 | https://en.wikipedia.org/wiki/Noise-induced%20order | Chemistry, Mathematics | null | Name reactions, Non-equilibrium thermodynamics, Dynamical systems | llm_classification |
Scanning vibrating electrode technique (SVET), also known as vibrating probe within the field of biology, is a scanning probe microscopy (SPM) technique which visualizes electrochemical processes at a sample. It was originally introduced in 1974 by Jaffe and Nuccitelli to investigate the electrical current densities ne... | Scanning vibrating electrode technique | Wikipedia | 1,542 | 60343222 | https://en.wikipedia.org/wiki/Scanning%20vibrating%20electrode%20technique | Physics, Technology, Engineering | null | Electric current, Wikipedia categories named after physical quantities, Physical quantities, Measuring instruments | llm_classification |
Geostationary Carbon Cycle Observatory (GeoCarb) was an intended NASA Venture-class Earth observation mission that was designed to measure the carbon cycle.
GeoCarb was to be stationed over the Americas and make observations between 50° North and South latitudes. Its primary mission was to conduct observations of veg... | Geostationary Carbon Cycle Observatory | Wikipedia | 424 | 55527967 | https://en.wikipedia.org/wiki/Geostationary%20Carbon%20Cycle%20Observatory | Physics, Chemistry, Environmental_science | null | Spectrum (physical sciences), Environmental chemistry, Greenhouse gases, Spectrometers, Spectroscopy | llm_classification |
An alpha nuclide is a nuclide that consists of an integer number of alpha particles. Alpha nuclides have equal, even numbers of protons and neutrons; they are important in stellar nucleosynthesis since the energetic environment within stars is amenable to fusion of alpha particles into heavier nuclei. Stable alpha nuc... | Alpha nuclide | Wikipedia | 236 | 55535501 | https://en.wikipedia.org/wiki/Alpha%20nuclide | Physics | null | Nuclear physics | llm_classification |
An MRI pulse sequence in magnetic resonance imaging (MRI) is a particular setting of pulse sequences and pulsed field gradients, resulting in a particular image appearance.
A multiparametric MRI is a combination of two or more sequences, and/or including other specialized MRI configurations such as spectroscopy.
Spin... | MRI pulse sequence | Wikipedia | 3,160 | 55538688 | https://en.wikipedia.org/wiki/MRI%20pulse%20sequence | Physics, Chemistry | null | Nuclear magnetic resonance, Magnetic resonance imaging, Nuclear physics | llm_classification |
UPF0575 protein C19orf67 is a protein which in humans (Homo sapiens) is encoded by the C19orf67 gene. Orthologs of C19orf67 are found in many mammals, some reptiles, and most jawed fish. The protein is expressed at low levels throughout the body with the exception of the testis and breast tissue. Where it is expressed,... | C19orf67 | Wikipedia | 1,404 | 53985417 | https://en.wikipedia.org/wiki/C19orf67 | Chemistry | null | Biomolecules by chemical classification, Proteins, Molecular biology | llm_classification |
In fluid dynamics, Taylor scraping flow is a type of two-dimensional corner flow occurring when one of the wall is sliding over the other with constant velocity, named after G. I. Taylor.
Flow description
Consider a plane wall located at in the cylindrical coordinates , moving with a constant velocity towards the l... | Taylor scraping flow | Wikipedia | 704 | 53986905 | https://en.wikipedia.org/wiki/Taylor%20scraping%20flow | Chemistry, Engineering | null | Piping, Chemical engineering, Flow regimes, Fluid dynamics | llm_classification |
Polyrotaxane is a type of mechanically interlocked molecule consisting of strings and rings, in which multiple rings are threaded onto a molecular axle and prevented from dethreading by two bulky end groups. As oligomeric or polymeric species of rotaxanes, polyrotaxanes are also capable of converting energy input to mo... | Polyrotaxane | Wikipedia | 4,167 | 53989605 | https://en.wikipedia.org/wiki/Polyrotaxane | Chemistry, Materials_science | null | Nanotechnology, nan, Supramolecular chemistry | llm_classification |
Gray molasses is a method of sub-Doppler laser cooling of atoms. It employs principles from Sisyphus cooling in conjunction with a so-called "dark" state whose transition to the excited state is not addressed by the resonant lasers. Ultracold atomic physics experiments on atomic species with poorly-resolved hyperfine s... | Gray molasses | Wikipedia | 1,502 | 53990911 | https://en.wikipedia.org/wiki/Gray%20molasses | Physics, Chemistry, Mathematics | null | Dynamical systems, Quantum mechanics, Atomic physics, Thermodynamics, molecular, Atomic, and optical physics | llm_classification |
The Collaborative Computational Projects (CCP) group was responsible for the development of CCPForge, which is a software development tool produced through collaborations by the CCP community. CCPs allow experts in computational research to come together and develop scientific software which can be applied to numerous ... | CCPForge | Wikipedia | 338 | 53991267 | https://en.wikipedia.org/wiki/CCPForge | Physics, Chemistry | null | Theoretical chemistry, Computational chemistry, Computational physics | llm_classification |
Collaborative Computational Project Q (CCPQ) was developed in order to provide software which uses theoretical techniques to catalogue collisions between electrons, positrons or photons and atomic/molecular targets. The 'Q' stands for quantum dynamics. This project is accessible via the CCPForge website, which contains... | Collaborative Computational Project Q | Wikipedia | 454 | 53992385 | https://en.wikipedia.org/wiki/Collaborative%20Computational%20Project%20Q | Physics | null | Computational particle physics, Computational physics, Particle physics, Particle physics stubs, Computational physics stubs | llm_classification |
The Common Electrical I/O (CEI) refers to a series of influential Interoperability Agreements (IAs) that have been published by the Optical Internetworking Forum (OIF). CEI defines the electrical and jitter requirements for 3.125, 6, 11, 25-28, and 56 Gbit/s electrical interfaces.
CEI, the Common Electrical I/O
The Co... | Common Electrical I/O | Wikipedia | 645 | 53992606 | https://en.wikipedia.org/wiki/Common%20Electrical%20I/O | Engineering | null | Electronic engineering, Digital electronics | llm_classification |
The UK Molecular R-Matrix codes are a set of software routines used to calculate the effects of collision of electrons with atoms and molecules. The R-matrix method is used in computational quantum mechanics to study scattering of positrons and electrons by atomic and molecular targets. The fundamental idea was origina... | UK Molecular R-matrix Codes | Wikipedia | 304 | 53992715 | https://en.wikipedia.org/wiki/UK%20Molecular%20R-matrix%20Codes | Physics, Mathematics | null | Theoretical physics, Mathematical objects, Quantum mechanics, Matrices (mathematics), Particle physics, Matrix stubs, Particle physics stubs, Quantum physics stubs | llm_classification |
Bayesian structural time series (BSTS) model is a statistical technique used for feature selection, time series forecasting, nowcasting, inferring causal impact and other applications. The model is designed to work with time series data.
The model has also promising application in the field of analytical marketing. In... | Bayesian structural time series | Wikipedia | 648 | 50211107 | https://en.wikipedia.org/wiki/Bayesian%20structural%20time%20series | Engineering | null | Artificial intelligence engineering, Machine learning | llm_classification |
Electromagnetic clutches and brakes operate electrically, but transmit torque mechanically. This is why they used to be referred to as electro-mechanical clutches or brakes. Over the years, EM became known as electromagnetic versus electro mechanical, referring more about their actuation method versus physical operatio... | Electromagnetic clutches and brakes | Wikipedia | 4,258 | 34274639 | https://en.wikipedia.org/wiki/Electromagnetic%20clutches%20and%20brakes | Engineering | null | Electromagnetic brakes and clutches, Mechanical engineering | llm_classification |
HKDF is a simple key derivation function (KDF) based on the HMAC message authentication code. It was initially proposed by its authors as a building block in various protocols and applications, as well as to discourage the proliferation of multiple KDF mechanisms. The main approach HKDF follows is the "extract-then-exp... | HKDF | Wikipedia | 1,232 | 34278662 | https://en.wikipedia.org/wiki/HKDF | Mathematics, Engineering | null | Applied mathematics, Cryptography, Cybersecurity engineering | llm_classification |
Press tools are commonly used in hydraulic, pneumatic, and mechanical presses to produce the sheet metal components in large volumes. Generally press tools are categorized by the types of operation performed using the tool, such as blanking, piercing, bending, forming, forging, trimming etc. The press tool will also be... | Types of press tools | Wikipedia | 1,481 | 34280377 | https://en.wikipedia.org/wiki/Types%20of%20press%20tools | Engineering | null | Machine tools, Industrial machinery | llm_classification |
In combustion, Clarke's equation is a third-order nonlinear partial differential equation, first derived by John Frederick Clarke in 1978. The equation describes the thermal explosion process, including both effects of constant-volume and constant-pressure processes, as well as the effects of adiabatic and isothermal s... | Clarke's equation | Wikipedia | 504 | 56907265 | https://en.wikipedia.org/wiki/Clarke%27s%20equation | Chemistry, Engineering | null | Piping, Chemical engineering, Combustion, Fluid dynamics | llm_classification |
The soil moisture velocity equation describes the speed that water moves vertically through unsaturated soil under the combined actions of gravity and capillarity, a process known as infiltration. The equation is alternative form of the Richardson/Richards' equation. The key difference being that the dependent variab... | Soil moisture velocity equation | Wikipedia | 2,167 | 56912080 | https://en.wikipedia.org/wiki/Soil%20moisture%20velocity%20equation | Physics, Chemistry, Engineering, Environmental_science | null | Environmental engineering, Hydrology, Applied and interdisciplinary physics, Soil physics | llm_classification |
In quantum gravity, the Hawking–Page phase transition is phase transition between AdS black holes with radiation and thermal AdS.
Stephen Hawking and Don Page () showed that although AdS black holes can be in stable thermal equilibrium with radiation, they are not the preferred state below a certain critical temperatu... | Hawking–Page phase transition | Wikipedia | 138 | 56913000 | https://en.wikipedia.org/wiki/Hawking%E2%80%93Page%20phase%20transition | Physics, Astronomy | null | Black holes, Physical phenomena, Physical quantities, Unsolved problems in physics, Quantum mechanics, Astrophysics, Astronomy stubs, Quantum gravity, Astrophysics stubs, Stellar astronomy stubs, Density, Relativity stubs, Theory of relativity, Stellar phenomena, Astronomical objects, Physics beyond the Standard Model,... | llm_classification |
19-Nordehydroepiandrosterone (19-nor-DHEA), or 19-nor-5-dehydroepiandrosterone (19-nor-5-DHEA), is an estrane (19-norandrostane) steroid which was never marketed. It is the combined derivative of the androgen/anabolic steroid nandrolone (19-nortestosterone) and the androgen prohormone dehydroepiandrosterone (DHEA, or m... | 19-Nordehydroepiandrosterone | Wikipedia | 256 | 56916503 | https://en.wikipedia.org/wiki/19-Nordehydroepiandrosterone | Chemistry | null | Drug safety, Abandoned drugs | llm_classification |
C-C motif chemokine ligand 27 is a protein that in humans is encoded by the CCL27 gene.
Function
This gene is one of several CC cytokine genes clustered on the p-arm of chromosome 9. Cytokines are a family of secreted proteins involved in immunoregulatory and inflammatory processes. The CC cytokines are proteins cha... | C-C motif chemokine ligand 27 | Wikipedia | 239 | 56917808 | https://en.wikipedia.org/wiki/C-C%20motif%20chemokine%20ligand%2027 | Chemistry | null | Cytokines, Signal transduction | llm_classification |
In organosulfur chemistry, a Bunte salt is an archaic name for salts with the formula RSSO3–Na+. They are also called S-alkylthiosulfates or S-arylthiosulfates. These compounds are typically derived from alkylation on the pendant sulfur of sodium thiosulfate:
RX + Na2S2O3 → Na[O3S2R] + NaX
They have been used ... | Bunte salt | Wikipedia | 216 | 43910664 | https://en.wikipedia.org/wiki/Bunte%20salt | Chemistry | null | Organic compounds, Organosulfur compounds, Organic chemistry stubs | llm_classification |
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